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发明名称
Electric welding torch
摘要
申请公布号
US2512509(A)
申请公布日期
1950.06.20
申请号
US19460704506
申请日期
1946.10.19
申请人
CORNELL AERONAUTICAL LABORATORY, INC.
发明人
STEWARD COLBY WESTON;RIVENBURGH MALCOLM R.
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
主权项
地址
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